Trihandoko, Feri, and Fitria Waffi Nur Aini. “Chronic Rhinosinusitis Unveiling a Two Decades Ethmoid Foreign Body: A Case Report”. Qanun Medika - Medical Journal Faculty of Medicine Muhammadiyah Surabaya, vol. 9, no. 01, Jan. 2025, doi:10.30651/jqm.v9i01.23900.